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@brianjarvis
Even if it was only talking about 4+3 that number looks shocking.

ChatGPT says:
≤0.5 ng/mL
Excellent prognosis.
10–15 year biochemical control rates often 80–90%+, depending on risk category.
0.5 – 1.0 ng/mL
Good prognosis.
10-year biochemical control rates around 65–80%.
1.0 – 2.0 ng/mL
Intermediate prognosis.
10-year biochemical control rates around 40–60%.
>2.0 ng/mL
Poorer prognosis.
Often suggests persistent or recurrent disease.
Long-term control rates drop significantly (< 30–40%).

Both assessments cannot be correct. Who to trust?

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Replies to "@brianjarvis Even if it was only talking about 4+3 that number looks shocking. ChatGPT says: ≤0.5..."

@ozelli Depends on knowing many other factors. If it’s a 7(4+3) with 95% of cell type “4” and even if a 7(3+4) with other risk factors like Cribriform pattern, intraductal carcinoma, etc. It’s important to know the details of the cohorts in the study. PSA isn’t everything.

(I don’t put much confidence in ChatGPT answers unless one knows the specific question to ask. And even then, I would confirm the answers.)